V-Lab
Xior Student Housing NV Asy. MEM Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
16.90%
decreased by 0.74%
1 Week
17.50%
decreased by 0.14%
1 Month
19.60%
increased by 1.96%
Analysis last updated: Thursday, October 1, 2026 at 06:15 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 11, 2015 to Sep 25, 2026Model Insight
With persistence 0.990, volatility shocks have a half-life of 71 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
AMEM Model
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High persistence: persistence 0.990, shock half-life ~71 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0525 | 3.90*** |
| αARCH | 0.2299 | 5.67*** |
| βGARCH | 0.7748 | 33.89*** |
| γleverage | -0.0288 | -0.41 |
0.990
Persistence71d
Half-lifeμ
AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0525 | 3.90*** |
α ARCH Response to squared shocks | 0.2299 | 5.67*** |
β GARCH Volatility persistence | 0.7748 | 33.89*** |
γ leverage Additional response to negative shocks | -0.0288 | -0.41 |
Persistence:
0.990
Half-life:
71 days
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